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Home report
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33-39 Howell Road Londonderry NSW 2753
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BASIX certificate and NatHERS rating
This home has a NatHERS rating of 7.4 stars out of 10. Its BASIX certificate commits it to 10 kW of solar panels and a 20,000 litre rainwater tank. Its NatHERS certificate lists insulation in the external walls, ceiling and floor. It beat its BASIX energy and water targets, scoring 100 against 70 for energy and 66 against 40 for water.
Key features
- Windows
- 27 windows and glazed doors: Aluminium Sliding Window SG 4Clr; Aluminium Fixed Window DG 4Clr/12Ar/4PbAS2; Aluminium Sliding Window DG 4Clr/12Ar/4PbAS2 and 3 more types
- Wall insulation
- R2.5
- Roof and ceiling insulation
- Ceiling R5, R2.5, roof Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Air conditioning and heating
- 1-phase airconditioning, ducted (living area and bedroom)
BASIX certificate
- Energy score
- 100 (target 70)
- Water score
- 66 (target 40)
- Thermal performance
- Pass
- Materials score
- -100
- Heating load
- 42 MJ/m² a year
- Cooling load
- 12 MJ/m² a year
- Bedrooms
- 5
- Conditioned floor area
- 453.1 m²
- Unconditioned floor area
- 37.8 m²
- Site area
- 200,310 m²
- Roof area
- 815 m²
- Garden area
- 200 m²
- Climate zone
- NatHERS climate zone 28
- Hot water
- Electric heat pump with a performance of 15 to 20 STCs or better
- Solar panels
- 10 kW
- Rainwater tank
- 20,000 litres
- Fixtures
- Showerheads 3 star, toilets 4 star, kitchen taps 4 star, basin taps 4 star
- LED lighting
- Yes
- Cooktop
- Induction
- Maximum glazing
- aluminium frames 104.1 m², single glazing 34 m², double glazing 70.1 m²
Heating
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
Cooling
- Living area: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
- Bedroom: 1-phase airconditioning - ducted; Energy rating: EER 3.0 - 3.5
Construction and insulation
- Floor: concrete slab on ground, waffle pod slab (not specified)
- Garage floor: concrete slab on ground, waffle pod slab (not specified)
- External wall: brick veneer; frame: timber - H2 treated softwood. all external walls not specified
- External garage wall: brick veneer; frame: timber - H2 treated softwood (not specified)
- Internal wall: plasterboard; frame: timber - H2 treated softwood (not specified)
- Ceiling and roof: flat ceiling / pitched roof, framed - metal roof, timber - H2 treated softwood (ceiling: not specified; roof: not specified.)
Certificate 1799981S_02, issued 21 August 2025, from the council's DA documents.
NatHERS certificate
- Star rating
- 7.4 stars
- Rated with
- BERS Pro v5.2.4 (3.23)
- Rated on
- 21 Aug 2025
- Wall insulation
- R2.5
- Ceiling insulation
- R5, R2.5
- Floor insulation
- R2.5
- Living room glazing by direction
- N 17.3 m², S 8.5 m², W 4.8 m²
- All glazing by direction
- N 22 m², E 40.4 m², S 16.1 m², W 26.7 m²
Roof
- Corrugated Iron Timber Frame Bulk, Reflective Side Down, No Air Gap Above R1.3, medium colour
Window types
- WID-102-001 Aluminium Sliding Window SG 4Clr: U-value 6.3, SHGC 0.76
- WID-108-030 Aluminium Fixed Window DG 4Clr/12Ar/4PbAS2: U-value 2.6, SHGC 0.52
- WID-102-028 Aluminium Sliding Window DG 4Clr/12Ar/4PbAS2: U-value 3.1, SHGC 0.47
- WID-104-026 Aluminium Sliding Door DG 4Clr/12Ar/4PbAS2: U-value 2.7, SHGC 0.51
- WID-118-005 Aluminium Casement Window SG 6ET: U-value 5.5, SHGC 0.42
- WID-102-002 Aluminium Sliding Window SG 6ETClr: U-value 4.5, SHGC 0.61
Window schedule
- Garage 1, window WID-102-001: 1,500 × 2,200 mm facing E
- Garage 1, window WID-102-001: 1,500 × 2,200 mm facing E
- Garage 1, window WID-102-001: 600 × 2,700 mm facing W
- Guest Ens, window WID-102-001: 1,500 × 1,200 mm facing E
- Hall, window WID-108-030: 2,000 × 1,200 mm facing W
- Kitchen/Living1, window WID-102-028: 1,500 × 2,700 mm facing S
- Kitchen/Living1, window WID-102-028: 2,000 × 1,200 mm facing W
- Kitchen/Living1, window WID-102-028: 2,000 × 1,200 mm facing W
- Kitchen/Living1, window WID-104-026: 2,400 × 3,600 mm facing N
- Kitchen/Living1, window WID-104-026: 2,400 × 3,600 mm facing N
- Pdr, window WID-102-001: 1,500 × 1,600 mm facing W
- Entry, window WID-108-030: 2,000 × 2,200 mm facing W
- Entry, window WID-118-005: 2,400 × 1,640 mm facing E
- Pass, window WID-108-030: 2,000 × 1,200 mm facing W
- Pass, window WID-108-030: 2,000 × 1,200 mm facing N
- Rumpus, window WID-108-030: 2,000 × 2,200 mm facing S
- Bedroom 1, window WID-104-026: 2,400 × 3,200 mm facing S
- Bedroom 1, window WID-104-026: 2,400 × 3,600 mm facing W
- Wc, window WID-102-001: 1,500 × 1,200 mm facing N
- Wc, window WID-102-001: 900 × 600 mm facing N
- Bath, window WID-102-001: 1,400 × 1,200 mm facing E
- Bedroom 2, window WID-102-002: 2,000 × 2,200 mm facing E
- Bedroom 3, window WID-102-002: 2,000 × 2,200 mm facing E
- Bedroom 4, window WID-102-002: 2,000 × 2,200 mm facing E
- Theatre, window WID-102-028: 2,000 × 2,200 mm facing E
- Office, window WID-102-028: 2,000 × 2,200 mm facing E
- Guest, window WID-102-002: 2,000 × 2,200 mm facing E
Certificate 0011988417-01, issued 21 August 2025, from the council's DA documents. Verify this certificate
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